Gigi and Bella Hadid are the hottest sister model duo since Cara and Poppy Delevingne and have walked runways together in the past [1], but at Le Grand Palais in Paris on Wednesday, the pair became the first sisters to grace the Victoria's Secret Fashion Show catwalk [2]. Joining veteran Angels like Alessandra Ambrosio, Adriana Lima, and Lily Aldridge, the girls took time to pose for photos while backstage getting ready [3] and chatted to each other in the makeup chair; before the big show, Gigi and Bella also had the support of their proud parents, Mohamed and Yolanda Hadid, who touched down in Paris earlier in the week. Keep reading to see Gigi and Bella's cutest sister moments at the Victoria's Secret Fashion Show.